Tải xuống và cài đặt hoặc cài đặt lại Microsoft 365 Office 2021 trên PC ...
Bạn đã sẵn sàng cài đặt? Trước khi bạn bắt đầu, hãy đảm bảo PC hoặc máy Mac của bạn đáp ứng các yêu cầu hệ thống.. Nếu bạn đã quy đổi khóa sản phẩm, bạn chỉ cần cài đặt lại các ứng dụng hoặc bạn biết mình đã được gán giấy phép thông qua cơ quan hoặc trường học, bạn có thể bỏ qua và ...
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Réinitialiser un mot de passe de compte Microsoft
Remarques : Si vous connaissez votre mot de passe, mais que vous souhaitez simplement le modifier, accédez à account.microsoft.com’onglet Sécurité, puis sélectionnez Modifier mon mot de passe.. Si vous connaissez votre nom d’utilisateur et votre mot de passe, mais qu’ils ont cessé de fonctionner, lisez Mon nom d’utilisateur et mon mot de passe ont cessé de fonctionner.
Applies To:
Microsoft account dashboard
Microsoft 365 Training
Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.
Record your presentation - Microsoft Support
New features added for recording video. The new Record window has two screens: Record and Export.. When you select Record, the Record screen opens by default.. If you select Export in the top right of the Record screen, the Export screen opens.. You can switch between the Record and Export screens using the Record and Export buttons in the top bar of the window.
Applies To:
PowerPoint for Microsoft 365, PowerPoint 2024, PowerPoint 2024 for Mac, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
Manage meeting attendance reports in Microsoft Teams
Engagement information. Organizers with Teams Premium can view and download meeting engagement data such as total reactions, raised hands, cameras turned on, and more in the Attendance tab after a scheduled meeting or webinar.. Known issues and limitations
Applies To:
Microsoft Teams, Microsoft Teams for Education, Microsoft Teams small business
在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗? 在开始之前,请确保电脑或 Mac 满足 系统要求。. 如果已兑换产品密钥,只需重新安装应用,或者知道你已通过工作或学校分配了许可证,则可以跳到 “登录”部分,下载并安装 Microsoft 365 或 Office。 但是,如果是 首次 安装 Microsoft 365 或 Office,可能需要先执行一些步骤。
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
OneDrive をオフにするか、無効にするか、アンインストールする - Microsoft サポート
OneDrive は、一部の Windows のバージョンに組み込まれており、アンインストールすることができません。 ただし、同期処理を停止して、表示しないようにすることはできます。
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), Office.com, OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Configure startup applications in Windows - Microsoft Support
When it comes to optimizing your Windows device, one of the key optimization areas is the startup process. The applications that run automatically when your device boots up can impact both the speed of your startup and the overall performance of your system.
How to perform a clean boot in Windows - Microsoft Support
How to determine what is causing the problem after you do a clean boot. If your problem does not occur while the computer is in a clean boot environment, then you can determine which startup application or service is causing the problem by systematically turning them on or off and restarting the computer.
View, edit, and manage video transcripts and captions
Upload captions and transcripts Upload your own WebVTT captions and transcript file by selecting Video settings in the upper right of the web player.Expand the Transcripts and captions section if closed, then select Upload.In the dialog that appears, select the language of the file you’re uploading.
Applies To:
Microsoft Stream, Stream on SharePoint